Lines Matching refs:lpcSize
217 st->lpcSize=mode->lpcSize;
242 st->old_lsp = (spx_lsp_t*)speex_alloc(st->lpcSize*sizeof(spx_lsp_t));
243 st->old_qlsp = (spx_lsp_t*)speex_alloc(st->lpcSize*sizeof(spx_lsp_t));
244 st->interp_qlpc = (spx_coef_t*)speex_alloc(st->lpcSize*sizeof(spx_coef_t));
249 st->mem_sp = (spx_mem_t*)speex_alloc((st->lpcSize)*sizeof(spx_mem_t));
250 st->mem_sp2 = (spx_mem_t*)speex_alloc((st->lpcSize)*sizeof(spx_mem_t));
251 st->mem_sw = (spx_mem_t*)speex_alloc((st->lpcSize)*sizeof(spx_mem_t));
253 for (i=0;i<st->lpcSize;i++)
254 st->old_lsp[i]= DIV32(MULT16_16(QCONST16(3.1415927f, LSP_SHIFT), i+1), st->lpcSize+1);
373 ALLOC(lpc, st->lpcSize, spx_coef_t);
374 ALLOC(interp_lpc, st->lpcSize, spx_coef_t);
375 ALLOC(bw_lpc1, st->lpcSize, spx_coef_t);
376 ALLOC(bw_lpc2, st->lpcSize, spx_coef_t);
378 ALLOC(lsp, st->lpcSize, spx_lsp_t);
379 ALLOC(qlsp, st->lpcSize, spx_lsp_t);
380 ALLOC(interp_lsp, st->lpcSize, spx_lsp_t);
381 ALLOC(interp_qlsp, st->lpcSize, spx_lsp_t);
386 ALLOC(autocorr, st->lpcSize+1, spx_word16_t);
399 _spx_autocorr(w_sig, autocorr, st->lpcSize+1, st->windowSize);
403 for (i=0;i<st->lpcSize+1;i++)
407 _spx_lpc(lpc, autocorr, st->lpcSize);
411 roots=lpc_to_lsp (lpc, st->lpcSize, lsp, 10, LSP_DELTA1, stack);
412 if (roots!=st->lpcSize)
414 roots = lpc_to_lsp (lpc, st->lpcSize, lsp, 10, LSP_DELTA2, stack);
415 if (roots!=st->lpcSize) {
417 for (i=0;i<st->lpcSize;i++)
518 lpcSize;i++)
523 iir_mem16(high, st->interp_qlpc, high, st->frame_size, st->lpcSize, st->mem_sp, stack);
533 SUBMODE(lsp_quant)(lsp, qlsp, st->lpcSize, bits);
537 for (i=0;i<st->lpcSize;i++)
539 for (i=0;i<st->lpcSize;i++)
543 ALLOC(mem, st->lpcSize, spx_mem_t);
566 lsp_interpolate(st->old_lsp, lsp, interp_lsp, st->lpcSize, sub, st->nbSubframes);
567 lsp_interpolate(st->old_qlsp, qlsp, interp_qlsp, st->lpcSize, sub, st->nbSubframes);
569 lsp_enforce_margin(interp_lsp, st->lpcSize, LSP_MARGIN);
570 lsp_enforce_margin(interp_qlsp, st->lpcSize, LSP_MARGIN);
572 lsp_to_lpc(interp_lsp, interp_lpc, st->lpcSize,stack);
573 lsp_to_lpc(interp_qlsp, st->interp_qlpc, st->lpcSize, stack);
575 bw_lpc(st->gamma1, interp_lpc, bw_lpc1, st->lpcSize);
576 bw_lpc(st->gamma2, interp_lpc, bw_lpc2, st->lpcSize);
582 for (i=0;i<st->lpcSize;i+=2)
596 fir_mem16(sp, st->interp_qlpc, exc, st->subframeSize, st->lpcSize, st->mem_sp2, stack);
615 for (i=0;i<st->lpcSize;i++)
617 iir_mem2(st->low_innov+offset, st->interp_qlpc, tmp_sig, st->subframeSize, st->lpcSize, mem);
663 compute_impulse_response(st->interp_qlpc, bw_lpc1, bw_lpc2, syn_resp, st->subframeSize, st->lpcSize, stack);
671 for (i=0;i<st->lpcSize;i++)
673 iir_mem16(res, st->interp_qlpc, res, st->subframeSize, st->lpcSize, mem, stack);
675 for (i=0;i<st->lpcSize;i++)
677 filter_mem16(res, bw_lpc1, bw_lpc2, res, st->subframeSize, st->lpcSize, mem, stack);
680 for (i=0;i<st->lpcSize;i++)
682 filter_mem16(sp, bw_lpc1, bw_lpc2, sw, st->subframeSize, st->lpcSize, mem, stack);
695 SUBMODE(innovation_params), st->lpcSize, st->subframeSize,
710 SUBMODE(innovation_params), st->lpcSize, st->subframeSize,
732 for (i=0;i<st->lpcSize;i++)
735 iir_mem16(exc, st->interp_qlpc, sp, st->subframeSize, st->lpcSize, st->mem_sp, stack);
738 filter_mem16(sp, bw_lpc1, bw_lpc2, sw, st->subframeSize, st->lpcSize, st->mem_sw, stack);
741 for (i=0;i<st->lpcSize;i++)
743 for (i=0;i<st->lpcSize;i++)
779 st->lpcSize=mode->lpcSize;
795 st->old_qlsp = (spx_lsp_t*)speex_alloc((st->lpcSize)*sizeof(spx_lsp_t));
796 st->interp_qlpc = (spx_coef_t*)speex_alloc(st->lpcSize*sizeof(spx_coef_t));
800 st->mem_sp = (spx_mem_t*)speex_alloc((2*st->lpcSize)*sizeof(spx_mem_t));
845 bw_lpc(QCONST16(0.99f,15), st->interp_qlpc, st->interp_qlpc, st->lpcSize);
859 iir_mem16(out+st->frame_size, st->interp_qlpc, out+st->frame_size, st->frame_size, st->lpcSize,
954 iir_mem16(out+st->frame_size, st->interp_qlpc, out+st->frame_size, st->frame_size, st->lpcSize, st->mem_sp, stack);
967 ALLOC(qlsp, st->lpcSize, spx_lsp_t);
968 ALLOC(interp_qlsp, st->lpcSize, spx_lsp_t);
969 SUBMODE(lsp_unquant)(qlsp, st->lpcSize, bits);
973 for (i=0;i<st->lpcSize;i++)
977 ALLOC(ak, st->lpcSize, spx_coef_t);
1000 lsp_interpolate(st->old_qlsp, qlsp, interp_qlsp, st->lpcSize, sub, st->nbSubframes);
1002 lsp_enforce_margin(interp_qlsp, st->lpcSize, LSP_MARGIN);
1005 lsp_to_lpc(interp_qlsp, ak, st->lpcSize, stack);
1012 for (i=0;i<st->lpcSize;i+=2)
1080 iir_mem16(st->excBuf, st->interp_qlpc, sp, st->subframeSize, st->lpcSize,
1084 for (i=0;i<st->lpcSize;i++)
1092 for (i=0;i<st->lpcSize;i++)
1257 for (i=0;i<st->lpcSize;i++)
1258 st->old_lsp[i]= DIV32(MULT16_16(QCONST16(3.1415927f, LSP_SHIFT), i+1), st->lpcSize+1);
1259 for (i=0;i<st->lpcSize;i++)
1426 for (i=0;i<2*st->lpcSize;i++)
